搜索结果: 46-60 共查到“物理学 Measurement”相关记录157条 . 查询时间(0.062 秒)
We present improved bounds on the CP-violating phase J/ s and on the decay-width difference of the neutral B0 s meson system ob-tained by the CDF experiment at the Tevatron collider . 
A New Natural Gamma Radiation Measurement System for Marine Sediment and Rock Analysis
Gamma Radiation Measurement System Marine Sediment Rock Analysis
2010/11/16
A new high-efficiency and low-background system for the measurement of natural gamma radioactivity in marine sediment and rock cores retrieved from beneath the seabed was designed, built, and install...
Potential for measurement of the tensor electric and magnetic polarizabilities of the deuteron in storage-ring experiments with polarized beams
the tensor electric magnetic polarizabilities
2010/11/17
Measurement of the tensor electric and magnetic polarizabilities of the deuteron is of great interest, especially in connection with the possibilities of COSY and GSI. These polarizabilities can be me...
DNS-based measurement of the mean impulse response of homogeneous isotropic turbulence
DNS-based measurement impulse response isotropic turbulence
2010/11/16
A technique for measuring the mean impulse response function of stationary homogeneous isotropic turbulence is proposed. Such measurement is carried out here on the basis of Direct Numerical Simulati...
Precision Measurement of CP Violation in D0->pi+pi- at CDF
Precision Measurement CP Violation D0->pi+pi- at CDF
2011/1/4
We report a preliminary measurement of the CP violating asymmetry in D0 →p+p− using approximately 215·000 decays reconstructed in about 5.94 fb−1 of CDF data.
New measurement of the K+- --> pi+-mu+mu- decay
New measurement he K+- --> pi+-mu+mu- decay
2011/1/4
A sample of 3120 K± → π±μ+μ− decay candidates with (3.3 ± 0.7)% background contamination has been collected by the NA48/2 experiment at the CERN SPS, allowing a detailed study of the decay prope...
Measurement of the temperature of an ultracold ion source using time-dependent electric fields
ultracold ion source time-dependent electric fields
2010/11/16
We report on a measurement of the characteristic temperature of an ultracold rubidium ion source, in which a cloud of laser-cooled atoms is converted to ions by photo-ionization. Extracted ion pulses...
Measurement of $e^+e^-\to D_s^{(*)+} D_s^{(*)-}$ cross sections near threshold using initial-state radiation
$e^+e^-\to D_s^{(*)+} D_s^{(*)-}$ cross sections threshold initial-state radiation
2011/1/4
We report a measurement of exclusive e+e− ! D()+s D()− s cross sections as a function of center-of-mass energy near D()+ s D()− s threshold with initial-state radiation. The anal...
Suspension and Measurement of Graphene and Bi2Se3 Atomic Membranes
Suspension Measurement of Graphene Bi2Se3 Atomic Membranes
2010/11/22
Coupling high quality, suspended atomic membranes to specialized electrodes enables investigation of many novel phenomena, such as spin or Cooper pair transport in these two
dimensional systems. Howe...
Measurement of the antiproton/proton ratio in the few-TeV energy range with ARGO-YBJ
Measurement antiproton/proton ratio few-TeV energy range ARGO-YBJ
2011/1/5
Cosmic ray antiprotons provide an important probe for the study of cosmic ray propagation in the interstellar space and to investigate the existence of Galactic dark matter.
Measurement of Neutrino-Induced Charged-Current Charged Pion Production Cross Sections on Mineral Oil at E$_ν\sim 1~\textrm{GeV}$
Measurement Neutrino-Induced Charged-Current Charged Pion Production Cross Sections Mineral Oil E$_ν\sim 1~\textrm{GeV}$
2011/1/4
Using a high-statistics, high-purity sample of μ-induced charged current, charged pion events in mineral oil (CH2), MiniBooNE reports a collection of interaction cross sections for this process.
Precision Measurement of KS Meson Lifetime with the KLOE detector
Precision Measurement KS Meson Lifetime KLOE detector
2011/1/4
Using a large sample of pure, slow, short lived K0 mesons collected with KLOE detector at
DANE, we have measured the KS lifetime. From a fit to the proper time distribution we find τ (KS) = (89.562 ...
Measurement of inclusive charged current interactions on carbon in a few-GeV neutrino beam
Measurement of inclusive charged current interactions carbon few-GeV neutrino beam
2011/1/4
The SciBooNE Collaboration reports a measurement of inclusive charged current interactions of
muon neutrinos on carbon with an average energy of 0.8 GeV using the Fermilab Booster Neu-
trino Beam.
Measurement of the energy dependence of the total photon-proton cross section at HERA
Measurement energy dependence total photon-proton
2011/1/4
The energy dependence of the photon-proton total cross section, σγp tot , was determinedfrom e+p scattering data collected with the ZEUS detector at HERA at three values of the center-of-mass energy, ...
Measurement of angular momentum transport in turbulent flow between independently rotating cylinders
Measurement of angular momentum transport turbulent flow independently rotating cylinders
2010/11/23
We present measurements of the angular momentum ux (torque) in Taylor-Couette ow of
water between independently rotating cylinders for all regions of the (1;2) parameter space at high Reynolds numbe...